Growing community of inventors

Nailsea, United Kingdom

Han-Ping Liew

Average Co-Inventor Count = 2.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 0

Han-Ping LiewMark Edwin Organ (1 patent)Han-Ping LiewMark Organ (0 patent)Han-Ping LiewHan-Ping Liew (1 patent)Mark Edwin OrganMark Edwin Organ (3 patents)Mark OrganMark Organ (0 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ge Oil & Gas UK Limited (1 from 121 patents)

2. Vetco Gray Controls Limited (54 patents)


1 patent:

1. 9435177 - Intervention workover control systems

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12/25/2025
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